911 Carrera (997) F6-3.6L (2006)
1. Remove release lever and release bearing.
2. Unscrew fastening screws for guide sleeve -arrows- and pull off guide sleeve.
3. Use a pointed object such as a needle or scriber to punch a hole in the sealing ring.
4. Screw a sheet metal screw (approximately 3 mm in diameter) 5 mm into the hole in the sealing ring.